Drinking vessel



FIG. 1 is a perspective view of a drinking vessel, showing my new design;

FIG. 2 is a right-side elevation thereof;

FIG. 3 is a left-side elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a front elevation thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

CLAIM The ornamental design for a drinking vessel, as shown and described. 